Realme C31 vs Ulefone Armor 9

Realme C31

Ulefone Armor 9

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11.5 Mbps
LTE speed

LTE-A, 151 Mbps download, 51 Mbps upload

LTE Cat12, 600 Gbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Front glass, aluminum back with rubber, aluminum frame
SIM

Dual SIM (Nano-SIM, dual stand-by)

Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

164.7 mm

168.2 mm
Width

76.2 mm

82 mm
Thickness

8.4 mm

15 mm
Weight

197 g

320 g
Waterproof

-

Yes, IP68/IP69(1.5m and 30 minutes)
Dust proof

-

Yes, IP68/IP69
MIL-STD-810G

-

Yes
Colors

Green, Silver

Black

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 13 MP, f/2.2 , 81˚ , 24 mm, 4x digital zoom

64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm
(macro) , 2 MP, f/2.4

2 MP, f/2.2
(depth) , 0.3 MP, f/2.8

FLIR thermal camera
Primary camera resolution

4208 x 3120 pixels

9280 x 6944 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

-

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes